Neck flexor weakness
Weakness of the muscles involved in neck flexion (sternocleidomastoid, longus capitus, longus colli, and scalenus anterior).
What is Neck flexor weakness?
Neck flexor weakness is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Neck flexor weakness that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Neck flexor weakness
The following conditions have been associated with Neck flexor weakness. Only a health professional can determine the underlying cause.
Adult-onset chronic progressive external ophthalmoplegia with mitochondrial myopathy
Adult-onset chronic progressive external ophthalmoplegia with mitochondrial myopathy is a medical condition that may be ...
Autosomal recessive distal nebulin myopathy
Autosomal recessive distal nebulin myopathy is a medical condition that may be associated with various symptoms and sign...
Desminopathy
Desminopathy is a medical condition that may be associated with various symptoms and signs.
Dysferlin-related limb-girdle muscular dystrophy R2
Dysferlin-related limb-girdle muscular dystrophy R2 is a medical condition that may be associated with various symptoms ...
Glycogen storage disease with severe cardiomyopathy due to glycogenin deficiency
Glycogen storage disease with severe cardiomyopathy due to glycogenin deficiency is a medical condition that may be asso...
Hereditary myopathy with early respiratory failure
Hereditary myopathy with early respiratory failure is a medical condition that may be associated with various symptoms a...
Nemaline myopathy 3
Nemaline myopathy 3 is a medical condition that may be associated with various symptoms and signs.
Postsynaptic congenital myasthenic syndrome
Postsynaptic congenital myasthenic syndrome is a medical condition that may be associated with various symptoms and sign...
Pure mitochondrial myopathy
Pure mitochondrial myopathy is a medical condition that may be associated with various symptoms and signs.
Steinert myotonic dystrophy
Steinert myotonic dystrophy is a medical condition that may be associated with various symptoms and signs.
Typical nemaline myopathy
Typical nemaline myopathy is a medical condition that may be associated with various symptoms and signs.
autosomal recessive limb-girdle muscular dystrophy type 2H
Autosomal recessive limb-girdle muscular dystrophy type 2H (LGMD2H) is a mild subtype of autosomal recessive limb girdle...
Related symptoms
When to seek medical care
Seek urgent care if Neck flexor weakness is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.